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Finding the Fourth Proportional to 247,675.86, 371,570.22 and 89,904.24

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Solution

The fourth proportional to 247,675.86, 371,570.22 and 89,904.24 is: 134,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,675.86 : 371,570.22 = 89,904.24 : x
  2. Step 2: Convert to fraction form
    247,675.86/371,570.22 = 89,904.24/x
  3. Step 3: Cross multiply
    247,675.86x = 371,570.22 × 89,904.24
  4. Step 4: Simplify right side
    247,675.86x = 33,405,738,235.73
  5. Step 5: Solve for x
    x = 33,405,738,235.73/247,675.86
  6. Step 6: Final answer
    x = 134,876.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.